./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-88.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f4cbb7e00edb50833a56cfbfe84515d8a5a9e1a0077bd3ceb1545e762833db52 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:00:27,015 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:00:27,158 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:00:27,167 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:00:27,168 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:00:27,213 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:00:27,214 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:00:27,215 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:00:27,216 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:00:27,222 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:00:27,222 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:00:27,224 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:00:27,224 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:00:27,227 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:00:27,227 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:00:27,228 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:00:27,228 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:00:27,229 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:00:27,229 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:00:27,230 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:00:27,231 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:00:27,232 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:00:27,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:00:27,234 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:00:27,234 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:00:27,235 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:00:27,236 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:00:27,236 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:00:27,237 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:00:27,237 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:00:27,239 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:00:27,239 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:00:27,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:00:27,240 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:00:27,240 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:00:27,241 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:00:27,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:00:27,241 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:00:27,242 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:00:27,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:00:27,242 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:00:27,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:00:27,245 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:00:27,245 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:00:27,246 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:00:27,246 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4cbb7e00edb50833a56cfbfe84515d8a5a9e1a0077bd3ceb1545e762833db52 [2023-11-19 05:00:27,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:00:27,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:00:27,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:00:27,616 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:00:27,617 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:00:27,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-88.i [2023-11-19 05:00:31,160 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:00:31,404 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:00:31,405 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-88.i [2023-11-19 05:00:31,419 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/data/ea9571db5/89962fc3c4e841e6b6b8c246c08a1145/FLAG115f0f88d [2023-11-19 05:00:31,436 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/data/ea9571db5/89962fc3c4e841e6b6b8c246c08a1145 [2023-11-19 05:00:31,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:00:31,444 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:00:31,447 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:00:31,448 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:00:31,453 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:00:31,454 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:00:31" (1/1) ... [2023-11-19 05:00:31,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f10a226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:31, skipping insertion in model container [2023-11-19 05:00:31,455 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:00:31" (1/1) ... [2023-11-19 05:00:31,511 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:00:31,710 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-88.i[919,932] [2023-11-19 05:00:31,821 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:00:31,843 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:00:31,858 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-88.i[919,932] [2023-11-19 05:00:31,907 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:00:31,929 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:00:31,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:31 WrapperNode [2023-11-19 05:00:31,930 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:00:31,931 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:00:31,931 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:00:31,931 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:00:31,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:31" (1/1) ... [2023-11-19 05:00:31,961 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:31" (1/1) ... [2023-11-19 05:00:32,036 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 238 [2023-11-19 05:00:32,036 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:00:32,037 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:00:32,038 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:00:32,038 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:00:32,050 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:31" (1/1) ... [2023-11-19 05:00:32,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:31" (1/1) ... [2023-11-19 05:00:32,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:31" (1/1) ... [2023-11-19 05:00:32,073 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:31" (1/1) ... [2023-11-19 05:00:32,113 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:31" (1/1) ... [2023-11-19 05:00:32,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:31" (1/1) ... [2023-11-19 05:00:32,124 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:31" (1/1) ... [2023-11-19 05:00:32,137 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:31" (1/1) ... [2023-11-19 05:00:32,145 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:00:32,146 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:00:32,146 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:00:32,147 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:00:32,148 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:31" (1/1) ... [2023-11-19 05:00:32,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:00:32,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:00:32,191 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:00:32,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:00:32,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:00:32,256 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:00:32,257 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:00:32,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:00:32,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:00:32,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:00:32,410 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:00:32,413 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:00:33,090 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:00:33,650 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:00:33,650 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:00:33,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:00:33 BoogieIcfgContainer [2023-11-19 05:00:33,657 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:00:33,660 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:00:33,660 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:00:33,664 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:00:33,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:00:31" (1/3) ... [2023-11-19 05:00:33,666 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36f62827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:00:33, skipping insertion in model container [2023-11-19 05:00:33,666 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:31" (2/3) ... [2023-11-19 05:00:33,669 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36f62827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:00:33, skipping insertion in model container [2023-11-19 05:00:33,670 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:00:33" (3/3) ... [2023-11-19 05:00:33,671 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-88.i [2023-11-19 05:00:33,692 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:00:33,693 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:00:33,782 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:00:33,792 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@54988dfc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:00:33,794 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:00:33,801 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 05:00:33,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 05:00:33,823 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:00:33,824 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:00:33,825 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:00:33,833 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:00:33,834 INFO L85 PathProgramCache]: Analyzing trace with hash 823780002, now seen corresponding path program 1 times [2023-11-19 05:00:33,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:00:33,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126769896] [2023-11-19 05:00:33,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:33,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:00:34,170 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:00:34,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1713562479] [2023-11-19 05:00:34,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:34,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:00:34,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:00:34,178 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:00:34,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:00:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:00:34,636 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:00:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:00:34,915 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:00:34,918 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:00:34,920 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:00:34,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:00:35,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:00:35,143 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:00:35,148 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:00:35,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:00:35 BoogieIcfgContainer [2023-11-19 05:00:35,289 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:00:35,290 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:00:35,290 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:00:35,290 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:00:35,291 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:00:33" (3/4) ... [2023-11-19 05:00:35,293 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:00:35,295 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:00:35,297 INFO L158 Benchmark]: Toolchain (without parser) took 3852.29ms. Allocated memory was 121.6MB in the beginning and 148.9MB in the end (delta: 27.3MB). Free memory was 85.1MB in the beginning and 62.1MB in the end (delta: 23.0MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2023-11-19 05:00:35,297 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:00:35,298 INFO L158 Benchmark]: CACSL2BoogieTranslator took 482.97ms. Allocated memory is still 121.6MB. Free memory was 85.1MB in the beginning and 69.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 05:00:35,299 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.61ms. Allocated memory is still 121.6MB. Free memory was 69.3MB in the beginning and 64.0MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:00:35,300 INFO L158 Benchmark]: Boogie Preprocessor took 107.92ms. Allocated memory is still 121.6MB. Free memory was 64.0MB in the beginning and 61.4MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:00:35,300 INFO L158 Benchmark]: RCFGBuilder took 1510.95ms. Allocated memory is still 121.6MB. Free memory was 61.0MB in the beginning and 47.2MB in the end (delta: 13.8MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-11-19 05:00:35,301 INFO L158 Benchmark]: TraceAbstraction took 1629.16ms. Allocated memory was 121.6MB in the beginning and 148.9MB in the end (delta: 27.3MB). Free memory was 46.6MB in the beginning and 62.1MB in the end (delta: -15.5MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2023-11-19 05:00:35,302 INFO L158 Benchmark]: Witness Printer took 5.17ms. Allocated memory is still 148.9MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:00:35,306 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 482.97ms. Allocated memory is still 121.6MB. Free memory was 85.1MB in the beginning and 69.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.61ms. Allocated memory is still 121.6MB. Free memory was 69.3MB in the beginning and 64.0MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.92ms. Allocated memory is still 121.6MB. Free memory was 64.0MB in the beginning and 61.4MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1510.95ms. Allocated memory is still 121.6MB. Free memory was 61.0MB in the beginning and 47.2MB in the end (delta: 13.8MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1629.16ms. Allocated memory was 121.6MB in the beginning and 148.9MB in the end (delta: 27.3MB). Free memory was 46.6MB in the beginning and 62.1MB in the end (delta: -15.5MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Witness Printer took 5.17ms. Allocated memory is still 148.9MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 59, overapproximation of shiftLeft at line 106, overapproximation of bitwiseOr at line 107, overapproximation of someBinaryArithmeticDOUBLEoperation at line 62, overapproximation of someBinaryDOUBLEComparisonOperation at line 70. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 15.8; [L23] float var_1_2 = 9.5; [L24] float var_1_4 = 127.6; [L25] double var_1_5 = 100000000000000.5; [L26] double var_1_6 = 100000000000000.7; [L27] double var_1_7 = 256.75; [L28] unsigned char var_1_8 = 0; [L29] unsigned char var_1_9 = 1; [L30] unsigned char var_1_10 = 0; [L31] unsigned char var_1_11 = 0; [L32] signed char var_1_12 = 0; [L33] signed char var_1_13 = 2; [L34] unsigned char var_1_14 = 1; [L35] unsigned char var_1_16 = 10; [L36] unsigned char var_1_18 = 4; [L37] unsigned char var_1_19 = 8; [L38] unsigned char var_1_20 = 8; [L39] unsigned short int var_1_21 = 128; [L40] unsigned char var_1_22 = 0; [L41] unsigned short int var_1_24 = 34649; [L42] unsigned long int var_1_25 = 32; [L43] signed short int var_1_33 = -8; [L44] unsigned char var_1_34 = 64; [L45] unsigned char var_1_36 = 0; [L46] unsigned short int var_1_43 = 8; [L47] signed char var_1_44 = 64; [L48] unsigned long int var_1_48 = 10; [L49] unsigned long int var_1_49 = 4111364598; [L50] double var_1_50 = 31.4; [L51] double var_1_51 = 128.125; [L52] unsigned short int var_1_52 = 256; [L53] unsigned char last_1_var_1_8 = 0; [L54] unsigned short int last_1_var_1_21 = 128; [L55] unsigned char last_1_var_1_22 = 0; [L201] isInitial = 1 [L202] FCALL initially() [L203] COND TRUE 1 [L204] CALL updateLastVariables() [L192] last_1_var_1_8 = var_1_8 [L193] last_1_var_1_21 = var_1_21 [L194] last_1_var_1_22 = var_1_22 [L204] RET updateLastVariables() [L205] CALL updateVariables() [L145] var_1_2 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=638/5, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=638/5, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L147] var_1_4 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L149] var_1_5 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L151] var_1_6 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L153] var_1_7 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L155] var_1_9 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L157] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L158] var_1_10 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L160] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L161] var_1_11 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L163] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L164] var_1_13 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L166] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L167] var_1_16 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L169] CALL assume_abort_if_not(var_1_16 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_16 <= 255) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L170] CALL assume_abort_if_not(var_1_16 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_16 != 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L171] var_1_18 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L173] CALL assume_abort_if_not(var_1_18 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_18 <= 64) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L174] var_1_19 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L176] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L177] var_1_20 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L179] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L180] var_1_24 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_24 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_24 >= 32767) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L182] CALL assume_abort_if_not(var_1_24 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_24 <= 65535) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L183] var_1_49 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_49 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_49 >= 2147483647) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L185] CALL assume_abort_if_not(var_1_49 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_49 <= 4294967294) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L186] var_1_50 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_50 >= 0.0F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 9223372.036854776000e+12F && var_1_50 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=6, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_50 >= 0.0F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 9223372.036854776000e+12F && var_1_50 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=6, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L188] var_1_51 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_51 >= 0.0F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 9223372.036854776000e+12F && var_1_51 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=6, var_1_51=7, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_51 >= 0.0F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 9223372.036854776000e+12F && var_1_51 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=6, var_1_51=7, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L205] RET updateVariables() [L206] CALL step() [L59] COND FALSE !(64.5f <= var_1_2) [L70] COND TRUE var_1_1 > ((var_1_1 * var_1_5) + 5.3) [L71] COND FALSE !((var_1_7 + var_1_1) < var_1_6) [L74] var_1_8 = var_1_10 [L79] COND FALSE !(var_1_5 < 2.4f) [L84] var_1_44 = var_1_19 [L86] signed long int stepLocal_0 = (last_1_var_1_22 / var_1_16) * last_1_var_1_21; [L87] COND FALSE !(last_1_var_1_21 < stepLocal_0) [L90] var_1_14 = var_1_18 [L92] var_1_33 = var_1_16 [L93] var_1_34 = var_1_19 [L94] COND TRUE var_1_16 != var_1_20 [L95] var_1_43 = ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) [L99] COND TRUE var_1_21 >= var_1_18 [L100] var_1_48 = (var_1_49 - var_1_19) [L106] EXPR var_1_18 << var_1_14 [L106] signed long int stepLocal_3 = var_1_18 << var_1_14; [L107] EXPR var_1_14 | var_1_18 [L107] signed long int stepLocal_2 = (var_1_14 | var_1_18) / (var_1_24 - 1); [L108] COND FALSE !(var_1_19 == stepLocal_3) [L115] var_1_22 = 64 [L117] COND FALSE !(var_1_8 && var_1_9) [L124] var_1_25 = var_1_18 [L126] var_1_52 = var_1_20 [L127] COND FALSE !(((- var_1_1) / 24.75) < var_1_6) [L134] unsigned char stepLocal_1 = var_1_10; [L135] COND FALSE !(var_1_8 && stepLocal_1) [L138] COND TRUE (((((var_1_6) < (var_1_6)) ? (var_1_6) : (var_1_6))) / 8.6f) <= ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) [L139] COND FALSE !(var_1_10 || (var_1_24 <= var_1_18)) [L206] RET step() [L207] CALL, EXPR property() [L197] EXPR ((((((64.5f <= var_1_2) ? (last_1_var_1_8 ? ((var_1_2 == var_1_4) ? (var_1_1 == ((double) (var_1_5 + ((((((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) < (50.25)) ? (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) : (50.25)))))) : (var_1_1 == ((double) var_1_7))) : (var_1_1 == ((double) var_1_5))) : 1) && ((var_1_1 > ((var_1_1 * var_1_5) + 5.3)) ? (((var_1_7 + var_1_1) < var_1_6) ? (var_1_8 == ((unsigned char) var_1_9)) : (var_1_8 == ((unsigned char) var_1_10))) : (var_1_8 == ((unsigned char) var_1_11)))) && ((((- var_1_1) / 24.75) < var_1_6) ? ((var_1_7 >= var_1_1) ? (var_1_12 == ((signed char) var_1_13)) : (var_1_12 == ((signed char) var_1_13))) : 1)) && ((last_1_var_1_21 < ((last_1_var_1_22 / var_1_16) * last_1_var_1_21)) ? (var_1_14 == ((unsigned char) ((var_1_18 + var_1_19) + var_1_20))) : (var_1_14 == ((unsigned char) var_1_18)))) && ((var_1_8 && var_1_10) ? (var_1_21 == ((unsigned short int) ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) > (2)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (2))))) : 1)) && ((var_1_19 == (var_1_18 << var_1_14)) ? ((last_1_var_1_22 >= ((var_1_14 | var_1_18) / (var_1_24 - 1))) ? (var_1_22 == ((unsigned char) 2)) : (var_1_22 == ((unsigned char) var_1_20))) : (var_1_22 == ((unsigned char) 64))) [L197-L198] return ((((((64.5f <= var_1_2) ? (last_1_var_1_8 ? ((var_1_2 == var_1_4) ? (var_1_1 == ((double) (var_1_5 + ((((((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) < (50.25)) ? (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) : (50.25)))))) : (var_1_1 == ((double) var_1_7))) : (var_1_1 == ((double) var_1_5))) : 1) && ((var_1_1 > ((var_1_1 * var_1_5) + 5.3)) ? (((var_1_7 + var_1_1) < var_1_6) ? (var_1_8 == ((unsigned char) var_1_9)) : (var_1_8 == ((unsigned char) var_1_10))) : (var_1_8 == ((unsigned char) var_1_11)))) && ((((- var_1_1) / 24.75) < var_1_6) ? ((var_1_7 >= var_1_1) ? (var_1_12 == ((signed char) var_1_13)) : (var_1_12 == ((signed char) var_1_13))) : 1)) && ((last_1_var_1_21 < ((last_1_var_1_22 / var_1_16) * last_1_var_1_21)) ? (var_1_14 == ((unsigned char) ((var_1_18 + var_1_19) + var_1_20))) : (var_1_14 == ((unsigned char) var_1_18)))) && ((var_1_8 && var_1_10) ? (var_1_21 == ((unsigned short int) ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) > (2)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (2))))) : 1)) && ((var_1_19 == (var_1_18 << var_1_14)) ? ((last_1_var_1_22 >= ((var_1_14 | var_1_18) / (var_1_24 - 1))) ? (var_1_22 == ((unsigned char) 2)) : (var_1_22 == ((unsigned char) var_1_20))) : (var_1_22 == ((unsigned char) 64))) ; [L207] RET, EXPR property() [L207] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=64, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=64, var_1_24=32767, var_1_25=64, var_1_33=2, var_1_34=0, var_1_36=0, var_1_43=1, var_1_44=0, var_1_48=2147483647, var_1_49=2147483647, var_1_4=2, var_1_50=6, var_1_51=7, var_1_52=1, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=64, var_1_16=2, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=64, var_1_24=32767, var_1_25=64, var_1_33=2, var_1_34=0, var_1_36=0, var_1_43=1, var_1_44=0, var_1_48=2147483647, var_1_49=2147483647, var_1_4=2, var_1_50=6, var_1_51=7, var_1_52=1, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:00:35,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f4cbb7e00edb50833a56cfbfe84515d8a5a9e1a0077bd3ceb1545e762833db52 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:00:38,409 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:00:38,524 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:00:38,540 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:00:38,541 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:00:38,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:00:38,596 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:00:38,597 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:00:38,598 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:00:38,604 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:00:38,605 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:00:38,605 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:00:38,606 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:00:38,608 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:00:38,608 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:00:38,609 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:00:38,610 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:00:38,611 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:00:38,611 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:00:38,613 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:00:38,613 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:00:38,614 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:00:38,614 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:00:38,615 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:00:38,615 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:00:38,616 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:00:38,616 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:00:38,616 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:00:38,617 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:00:38,617 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:00:38,619 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:00:38,619 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:00:38,619 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:00:38,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:00:38,620 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:00:38,621 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:00:38,621 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:00:38,621 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:00:38,621 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:00:38,623 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:00:38,623 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:00:38,623 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:00:38,624 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4cbb7e00edb50833a56cfbfe84515d8a5a9e1a0077bd3ceb1545e762833db52 [2023-11-19 05:00:39,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:00:39,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:00:39,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:00:39,081 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:00:39,082 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:00:39,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-88.i [2023-11-19 05:00:42,479 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:00:42,794 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:00:42,795 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-88.i [2023-11-19 05:00:42,825 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/data/82133b21b/a45664c24c344f0cad7231e5dd06e70f/FLAGca046787e [2023-11-19 05:00:42,849 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/data/82133b21b/a45664c24c344f0cad7231e5dd06e70f [2023-11-19 05:00:42,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:00:42,859 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:00:42,864 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:00:42,866 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:00:42,871 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:00:42,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:00:42" (1/1) ... [2023-11-19 05:00:42,877 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5373e975 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:42, skipping insertion in model container [2023-11-19 05:00:42,877 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:00:42" (1/1) ... [2023-11-19 05:00:42,935 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:00:43,167 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-88.i[919,932] [2023-11-19 05:00:43,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:00:43,341 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:00:43,363 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-88.i[919,932] [2023-11-19 05:00:43,404 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:00:43,425 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:00:43,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:43 WrapperNode [2023-11-19 05:00:43,426 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:00:43,427 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:00:43,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:00:43,428 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:00:43,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:43" (1/1) ... [2023-11-19 05:00:43,454 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:43" (1/1) ... [2023-11-19 05:00:43,497 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 201 [2023-11-19 05:00:43,497 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:00:43,498 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:00:43,499 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:00:43,499 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:00:43,510 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:43" (1/1) ... [2023-11-19 05:00:43,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:43" (1/1) ... [2023-11-19 05:00:43,518 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:43" (1/1) ... [2023-11-19 05:00:43,518 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:43" (1/1) ... [2023-11-19 05:00:43,534 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:43" (1/1) ... [2023-11-19 05:00:43,539 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:43" (1/1) ... [2023-11-19 05:00:43,543 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:43" (1/1) ... [2023-11-19 05:00:43,546 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:43" (1/1) ... [2023-11-19 05:00:43,552 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:00:43,553 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:00:43,554 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:00:43,554 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:00:43,555 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:43" (1/1) ... [2023-11-19 05:00:43,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:00:43,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:00:43,610 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:00:43,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:00:43,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:00:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:00:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:00:43,652 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:00:43,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:00:43,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:00:43,786 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:00:43,788 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:00:51,927 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:00:51,937 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:00:51,941 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:00:51,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:00:51 BoogieIcfgContainer [2023-11-19 05:00:51,949 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:00:51,954 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:00:51,954 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:00:51,958 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:00:51,958 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:00:42" (1/3) ... [2023-11-19 05:00:51,959 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20f26731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:00:51, skipping insertion in model container [2023-11-19 05:00:51,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:43" (2/3) ... [2023-11-19 05:00:51,960 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20f26731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:00:51, skipping insertion in model container [2023-11-19 05:00:51,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:00:51" (3/3) ... [2023-11-19 05:00:51,962 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-88.i [2023-11-19 05:00:51,988 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:00:51,988 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:00:52,069 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:00:52,082 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@f03bace, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:00:52,082 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:00:52,089 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 59 states have internal predecessors, (83), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 05:00:52,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 05:00:52,118 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:00:52,119 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:00:52,123 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:00:52,131 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:00:52,132 INFO L85 PathProgramCache]: Analyzing trace with hash 954687455, now seen corresponding path program 1 times [2023-11-19 05:00:52,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:00:52,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1797854504] [2023-11-19 05:00:52,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:52,154 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:52,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:00:52,159 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:00:52,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:00:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:00:54,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:00:54,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:00:54,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 758 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-19 05:00:54,398 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:00:54,399 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:00:54,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1797854504] [2023-11-19 05:00:54,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1797854504] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:00:54,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:00:54,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:00:54,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746940704] [2023-11-19 05:00:54,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:00:54,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:00:54,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:00:54,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:00:54,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:00:54,456 INFO L87 Difference]: Start difference. First operand has 89 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 59 states have internal predecessors, (83), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 05:00:54,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:00:54,495 INFO L93 Difference]: Finished difference Result 171 states and 300 transitions. [2023-11-19 05:00:54,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:00:54,498 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 182 [2023-11-19 05:00:54,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:00:54,508 INFO L225 Difference]: With dead ends: 171 [2023-11-19 05:00:54,508 INFO L226 Difference]: Without dead ends: 85 [2023-11-19 05:00:54,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:00:54,517 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:00:54,518 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:00:54,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2023-11-19 05:00:54,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2023-11-19 05:00:54,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 55 states have internal predecessors, (75), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 05:00:54,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 131 transitions. [2023-11-19 05:00:54,578 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 131 transitions. Word has length 182 [2023-11-19 05:00:54,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:00:54,579 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 131 transitions. [2023-11-19 05:00:54,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 05:00:54,579 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 131 transitions. [2023-11-19 05:00:54,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 05:00:54,585 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:00:54,585 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:00:54,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 05:00:54,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:54,813 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:00:54,814 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:00:54,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1611189913, now seen corresponding path program 1 times [2023-11-19 05:00:54,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:00:54,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1519410775] [2023-11-19 05:00:54,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:54,816 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:54,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:00:54,841 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:00:54,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:00:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:00:56,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:00:56,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:00:58,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 651 proven. 57 refuted. 0 times theorem prover too weak. 804 trivial. 0 not checked. [2023-11-19 05:00:58,736 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:01:00,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 24 proven. 57 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 05:01:00,002 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:01:00,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1519410775] [2023-11-19 05:01:00,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1519410775] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:01:00,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [542153729] [2023-11-19 05:01:00,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:01:00,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:01:00,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:01:00,013 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:01:00,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 05:01:03,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:01:03,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 05:01:03,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:01:05,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 477 proven. 66 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2023-11-19 05:01:05,751 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:01:07,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 15 proven. 66 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 05:01:07,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [542153729] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:01:07,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [182873396] [2023-11-19 05:01:07,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:01:07,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:01:07,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:01:07,079 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:01:07,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3a05711-790c-41cf-8882-9b80676b4a3c/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 05:01:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:01:08,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:01:08,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:01:10,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 477 proven. 66 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2023-11-19 05:01:10,040 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:01:11,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 15 proven. 66 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 05:01:11,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [182873396] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:01:11,168 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-19 05:01:11,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 12 [2023-11-19 05:01:11,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236424743] [2023-11-19 05:01:11,170 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-19 05:01:11,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-19 05:01:11,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:01:11,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-19 05:01:11,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2023-11-19 05:01:11,179 INFO L87 Difference]: Start difference. First operand 85 states and 131 transitions. Second operand has 12 states, 12 states have (on average 7.25) internal successors, (87), 12 states have internal predecessors, (87), 3 states have call successors, (91), 3 states have call predecessors, (91), 6 states have return successors, (94), 3 states have call predecessors, (94), 3 states have call successors, (94) [2023-11-19 05:01:15,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:01:19,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:01:21,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:01:23,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []